Home / 26,137.76-39,206.40-10,555.16

Finding the Fourth Proportional to 26,137.76, 39,206.40 and 10,555.16

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Solution

The fourth proportional to 26,137.76, 39,206.40 and 10,555.16 is: 15,832.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,137.76 : 39,206.40 = 10,555.16 : x
  2. Step 2: Convert to fraction form
    26,137.76/39,206.40 = 10,555.16/x
  3. Step 3: Cross multiply
    26,137.76x = 39,206.40 × 10,555.16
  4. Step 4: Simplify right side
    26,137.76x = 413,829,825.02
  5. Step 5: Solve for x
    x = 413,829,825.02/26,137.76
  6. Step 6: Final answer
    x = 15,832.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.